Specifications and information are subject to change without notice

WJ Communications, Inc

Phone 1-800-WJ1-4401 FAX: 408-577-6621

e-mail: sales@wj.com

Web site: www.wj.com

Page 5 of 6 April 2006

AH114

¼ Watt, High Linearity InGaP HBT Amplifier

Product Information

110 MHz Reference Design

Typical RF Performance

Frequency

110 MHz

S21 – Gain

21.9 dB

S11 – Input Return Loss

-16 dB

S22 – Output Return Loss

-12 dB

Output IP3

(+11 dBm / tone, 1 MHz spacing)

+44 dBm

Output P1dB

+23.8 dBm

Noise Figure

6.6 dB

Supply Voltage

+5 V

Supply Current

150 mA

Measured parameters were taken at 25 C.

CAP

C=1000 pF

CAP

C=1e7 pF

CAP

C=10 pF

CAP

C=1000 pF

CAP

C=1000 pF

IND

L=470 nH

RES

R=2700 Ohm

CAP

C=47 pF

IND

L=33 nH

IND

L=18 nH

RES

R=3.9 Ohm

SUBCKT

ID=U1

NET="AH114"

PORT

P=1

Z=50 Ohm

PORT

P=2

Z=50 Ohm

Vcc = +5 V

80

90

100

110

120

130

140

Frequency (MHz)

Measured Gain

18

20

22

24

DB(|S[2,1]|)

80

90

100

110

120

130

140

Frequency (MHz)

Measured Return Loss

-25

-20

-15

-10

-5

0

DB(|S[1,1]|)

DB(|S[2,2]|)